250W Single Stage LLC-SRC Converter Reference Design

(ACTIVE) PMP9739

Description & Features

Technical Documents

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Key Document

Description

The PMP9739 is a single stage LLC series resonant converter (SRC), producing up to a 250W output using UCC25600 resonant controller. With the use of single stage LLC-SRC, the converter efficiency goes up to 89% at 250W full output power.

Features
  • High efficiency single stage AC/DC converter
  • Up to 89% efficiency at 250W output
  • AC/DC single stage LLC resonant converter
  • 102VAC to 138VAC input and up to 24V/250W
  • Test report available

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Schematic/Block Diagram

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Test Data

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Design Files

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Bill of Materials (BOM)

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Parametrics
 PMP9739.1
(Output Voltage 1)
Vin (Min) (V)100
Vin (Max) (V)132
Vout (Nom) (V)24
Iout (Max) (A)10.42
Output Power (W)250.08
Isolated/Non-IsolatedIsolated
Input TypeAC
TopologyHalf Bridge- LLC

TI Devices (3)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
LM431  2%, 1%, or 0.5% Accuracy Adjustable Precision Zener Shunt Regulator  Voltage references  Sample & Buy Not Available
TL331  Single Differential Comparator  Amplifiers  Sample & Buy Not Available
UCC25600  8-Pin High-Performance Resonant Mode LLC Controller  Offline & isolated DC/DC controllers & converters  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
LM431 Download Download
Download Download
Download Download
TL331 Download Download
UCC25600 Download Download

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Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views TI Recommends
PDF 1677 12 Jun 2015 22
Design files (4)
Title Abstract Type Size (KB) Date Views
ZIP 282 12 Jun 2015 14
PDF 148 12 Jun 2015 7
PDF 144 12 Jun 2015 9
PDF 196 12 Jun 2015 33

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